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National Stock Number:
4820-00-032-8391
Federal Supply Class:
4820
National Item Identification Number:
000328391
Description:
VALVE,RESTRICTOR CHECK
Detail:
A VALVE HAVING AN ORIFICE IN THE POPPET, DISK, OR THE LIKE, TO PERMIT RESTRICTED FLUID FLOW WHEN THE VALVE IS SEATED. IT DOES NOT HAVE A STEM OR PROVISIONS FOR PRESSURE ADJUSTMENTS, AND IS SIMILAR TO A VALVE, CHECK WITH THE EXCEPTION OF THE ORIFICE WHICH PERMITS FLUID FLOW IN MORE THAN ONE DIRECTION.
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Manufacturer Information:
| 1139387 | 18355 | THE BOEING COMPANY | | 1139387 | 88277 | THE BOEING COMPANY | | 36020 | 80107 | ACOUSTICAL LABS INC | | 402681-3 | 59364 | HONEYWELL INTERNATIONAL INC. | | 402681-3 | 77068 | ALLIED-SIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO ELECTRODYNAMICS DIV | | GU8-2-2-8DR046 | 24930 | L3HARRIS TECHNOLOGIES, INC |
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Techincal Specification:
| APERTURE DIAMETER | 0.055 INCHES NOMINAL | | CONNECTION STYLE | FLARED (TUBE) 1ST END | | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | FLOW CONTROL DEVICE | CONE | | MATERIAL | ALUMINUM ALLOY BODY | | MATERIAL | RUBBER SYNTHETIC PACKING | | MAXIMUM OPERATING PRESSURE | 1500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID, MINERAL BASE SINGLE RESPONSE | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.500 INCHES 1ST END | | NOMINAL THREAD SIZE | 0.750 INCHES 1ST END | | SEAT ANGLE | 37.0 DEGREES 1ST END | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD CLASS | 3A 1ST END | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD QUANTITY PER INCH | 18 1ST END | | THREAD SERIES DESIGNATOR | UN 1ST END |
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